Finding the Fourth Proportional to 20,196.54, 30,290.76 and 6,867.99

Step by Step Solution

1. Step 1: Write the proportion equation
   20,196.54 : 30,290.76 = 6,867.99 : x
2. Step 2: Convert to fraction form
   20,196.54/30,290.76 = 6,867.99/x
3. Step 3: Cross multiply
   20,196.54x = 30,290.76 × 6,867.99
4. Step 4: Simplify right side
   20,196.54x = 208,036,636.77
5. Step 5: Solve for x
   x = 208,036,636.77/20,196.54
6. Step 6: Final answer
   x = 10,300.61